Base | Representation |
---|---|
bin | 110111001110… |
… | …1001011100110 |
3 | 2000111002021222 |
4 | 1232131023212 |
5 | 24403032431 |
6 | 2512340342 |
7 | 501054656 |
oct | 156351346 |
9 | 60432258 |
10 | 28955366 |
11 | 15387660 |
12 | 98446b2 |
13 | 5cca66b |
14 | 3bba366 |
15 | 281e57b |
hex | 1b9d2e6 |
28955366 has 16 divisors (see below), whose sum is σ = 47504448. Its totient is φ = 13127400.
The previous prime is 28955363. The next prime is 28955393. The reversal of 28955366 is 66355982.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28955363) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8261 + ... + 11231.
It is an arithmetic number, because the mean of its divisors is an integer number (2969028).
Almost surely, 228955366 is an apocalyptic number.
28955366 is a deficient number, since it is larger than the sum of its proper divisors (18549082).
28955366 is a wasteful number, since it uses less digits than its factorization.
28955366 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3427.
The product of its digits is 388800, while the sum is 44.
The square root of 28955366 is about 5381.0190484703. The cubic root of 28955366 is about 307.0739811873.
It can be divided in two parts, 289 and 55366, that added together give a palindrome (55655).
The spelling of 28955366 in words is "twenty-eight million, nine hundred fifty-five thousand, three hundred sixty-six".
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